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Vivianite Siderite & Quartz

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MGR703083

Vivianite Siderite & Quartz

Description Tabs

Description
Locality: 
Trepča, Kosovska Mitrovica, Kosovo
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.9 × 2.4 × 1.6 cm
Description

An outstanding rarity - vivianite from Trepca is very, very uncommon and this one is even attractively perched on matrix. The tiny quartz crystals are covered with brownish micro-crystals of Siderite. The vivianite is completely free-standing and with moderatley backlight you can see a vivd dark green color. Great aesthetic assemble, wonderful contrast!

Mineral Data
What's on the rock

Vivianite

Formula: 
Fe2+3(PO4)2·8H2O
Strunz: 
8.CE.40
Crystal System: 
Monoclinic
Hardness: 
1.5 - 2.0
Type Locality: 
Wheal Kind (Wheal Kine), West Wheal Kitty group, St Agnes, St Agnes District, Cornwall, England, UK

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White
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